author | dfuchs |
Wed, 25 Apr 2018 19:51:58 +0100 | |
branch | http-client-branch |
changeset 56481 | 247ed0848e48 |
parent 56477 | 46c04919ee5c |
child 56501 | 3a8c9583ceda |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package jdk.internal.net.http; |
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|
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import javax.net.ssl.SSLContext; |
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import javax.net.ssl.SSLParameters; |
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import java.io.IOException; |
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import java.lang.ref.Reference; |
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import java.lang.ref.WeakReference; |
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import java.net.Authenticator; |
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import java.net.CookieHandler; |
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import java.net.ProxySelector; |
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import java.nio.ByteBuffer; |
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import java.nio.channels.CancelledKeyException; |
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import java.nio.channels.ClosedChannelException; |
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import java.nio.channels.SelectableChannel; |
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import java.nio.channels.SelectionKey; |
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import java.nio.channels.Selector; |
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import java.nio.channels.SocketChannel; |
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import java.security.AccessControlContext; |
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import java.security.AccessController; |
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import java.security.NoSuchAlgorithmException; |
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import java.security.PrivilegedAction; |
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import java.time.Instant; |
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import java.time.temporal.ChronoUnit; |
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import java.util.ArrayList; |
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import java.util.HashSet; |
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import java.util.Iterator; |
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import java.util.LinkedList; |
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import java.util.List; |
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import java.util.Objects; |
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import java.util.Optional; |
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import java.util.Set; |
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import java.util.TreeSet; |
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import java.util.concurrent.CompletableFuture; |
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import java.util.concurrent.ConcurrentLinkedQueue; |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.Executor; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.ThreadFactory; |
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import java.util.concurrent.atomic.AtomicInteger; |
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import java.util.concurrent.atomic.AtomicLong; |
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import java.util.stream.Stream; |
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import java.net.http.HttpClient; |
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import java.net.http.HttpRequest; |
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import java.net.http.HttpResponse; |
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import java.net.http.HttpResponse.BodyHandler; |
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import java.net.http.HttpResponse.PushPromiseHandler; |
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import java.net.http.WebSocket; |
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import jdk.internal.net.http.common.BufferSupplier; |
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import jdk.internal.net.http.common.Log; |
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import jdk.internal.net.http.common.Logger; |
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import jdk.internal.net.http.common.Pair; |
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import jdk.internal.net.http.common.Utils; |
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import jdk.internal.net.http.common.OperationTrackers.Trackable; |
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import jdk.internal.net.http.common.OperationTrackers.Tracker; |
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import jdk.internal.net.http.websocket.BuilderImpl; |
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import jdk.internal.misc.InnocuousThread; |
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/** |
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* Client implementation. Contains all configuration information and also |
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* the selector manager thread which allows async events to be registered |
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* and delivered when they occur. See AsyncEvent. |
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*/ |
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final class HttpClientImpl extends HttpClient implements Trackable { |
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static final boolean DEBUGELAPSED = Utils.TESTING || Utils.DEBUG; // dev flag |
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static final boolean DEBUGTIMEOUT = false; // dev flag |
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final Logger debug = Utils.getDebugLogger(this::dbgString, Utils.DEBUG); |
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final Logger debugelapsed = Utils.getDebugLogger(this::dbgString, DEBUGELAPSED); |
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final Logger debugtimeout = Utils.getDebugLogger(this::dbgString, DEBUGTIMEOUT); |
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static final AtomicLong CLIENT_IDS = new AtomicLong(); |
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// Define the default factory as a static inner class |
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// that embeds all the necessary logic to avoid |
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// the risk of using a lambda that might keep a reference on the |
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// HttpClient instance from which it was created (helps with |
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// heapdump analysis). |
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private static final class DefaultThreadFactory implements ThreadFactory { |
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private final String namePrefix; |
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private final AtomicInteger nextId = new AtomicInteger(); |
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DefaultThreadFactory(long clientID) { |
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namePrefix = "HttpClient-" + clientID + "-Worker-"; |
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} |
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@Override |
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public Thread newThread(Runnable r) { |
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String name = namePrefix + nextId.getAndIncrement(); |
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Thread t; |
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if (System.getSecurityManager() == null) { |
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t = new Thread(null, r, name, 0, false); |
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} else { |
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t = InnocuousThread.newThread(name, r); |
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} |
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t.setDaemon(true); |
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return t; |
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} |
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} |
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private final CookieHandler cookieHandler; |
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private final Redirect followRedirects; |
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private final Optional<ProxySelector> userProxySelector; |
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private final ProxySelector proxySelector; |
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private final Authenticator authenticator; |
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private final Version version; |
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private final ConnectionPool connections; |
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private final Executor executor; |
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private final boolean isDefaultExecutor; |
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// Security parameters |
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private final SSLContext sslContext; |
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private final SSLParameters sslParams; |
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private final SelectorManager selmgr; |
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private final FilterFactory filters; |
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private final Http2ClientImpl client2; |
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private final long id; |
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private final String dbgTag; |
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// The SSL DirectBuffer Supplier provides the ability to recycle |
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// buffers used between the socket reader and the SSLEngine, or |
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// more precisely between the SocketTube publisher and the |
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// SSLFlowDelegate reader. |
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private final SSLDirectBufferSupplier sslBufferSupplier |
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= new SSLDirectBufferSupplier(this); |
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// This reference is used to keep track of the facade HttpClient |
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// that was returned to the application code. |
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// It makes it possible to know when the application no longer |
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// holds any reference to the HttpClient. |
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// Unfortunately, this information is not enough to know when |
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// to exit the SelectorManager thread. Because of the asynchronous |
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// nature of the API, we also need to wait until all pending operations |
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// have completed. |
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private final WeakReference<HttpClientFacade> facadeRef; |
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// This counter keeps track of the number of operations pending |
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// on the HttpClient. The SelectorManager thread will wait |
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// until there are no longer any pending operations and the |
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// facadeRef is cleared before exiting. |
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// |
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// The pendingOperationCount is incremented every time a send/sendAsync |
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// operation is invoked on the HttpClient, and is decremented when |
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// the HttpResponse<T> object is returned to the user. |
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// However, at this point, the body may not have been fully read yet. |
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// This is the case when the response T is implemented as a streaming |
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// subscriber (such as an InputStream). |
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// |
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// To take care of this issue the pendingOperationCount will additionally |
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// be incremented/decremented in the following cases: |
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// |
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// 1. For HTTP/2 it is incremented when a stream is added to the |
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// Http2Connection streams map, and decreased when the stream is removed |
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// from the map. This should also take care of push promises. |
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// 2. For WebSocket the count is increased when creating a |
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// DetachedConnectionChannel for the socket, and decreased |
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// when the the channel is closed. |
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// In addition, the HttpClient facade is passed to the WebSocket builder, |
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// (instead of the client implementation delegate). |
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// 3. For HTTP/1.1 the count is incremented before starting to parse the body |
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// response, and decremented when the parser has reached the end of the |
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// response body flow. |
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// |
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// This should ensure that the selector manager thread remains alive until |
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// the response has been fully received or the web socket is closed. |
|
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private final AtomicLong pendingOperationCount = new AtomicLong(); |
|
189 |
private final AtomicLong pendingWebSocketCount = new AtomicLong(); |
|
190 |
private final AtomicLong pendingHttpRequestCount = new AtomicLong(); |
|
49765 | 191 |
private final AtomicLong pendingHttp2StreamCount = new AtomicLong(); |
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192 |
|
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/** A Set of, deadline first, ordered timeout events. */ |
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private final TreeSet<TimeoutEvent> timeouts; |
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|
48083 | 196 |
/** |
197 |
* This is a bit tricky: |
|
198 |
* 1. an HttpClientFacade has a final HttpClientImpl field. |
|
199 |
* 2. an HttpClientImpl has a final WeakReference<HttpClientFacade> field, |
|
200 |
* where the referent is the facade created for that instance. |
|
201 |
* 3. We cannot just create the HttpClientFacade in the HttpClientImpl |
|
202 |
* constructor, because it would be only weakly referenced and could |
|
203 |
* be GC'ed before we can return it. |
|
204 |
* The solution is to use an instance of SingleFacadeFactory which will |
|
205 |
* allow the caller of new HttpClientImpl(...) to retrieve the facade |
|
206 |
* after the HttpClientImpl has been created. |
|
207 |
*/ |
|
208 |
private static final class SingleFacadeFactory { |
|
209 |
HttpClientFacade facade; |
|
210 |
HttpClientFacade createFacade(HttpClientImpl impl) { |
|
211 |
assert facade == null; |
|
212 |
return (facade = new HttpClientFacade(impl)); |
|
213 |
} |
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} |
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215 |
|
48083 | 216 |
static HttpClientFacade create(HttpClientBuilderImpl builder) { |
217 |
SingleFacadeFactory facadeFactory = new SingleFacadeFactory(); |
|
218 |
HttpClientImpl impl = new HttpClientImpl(builder, facadeFactory); |
|
219 |
impl.start(); |
|
220 |
assert facadeFactory.facade != null; |
|
221 |
assert impl.facadeRef.get() == facadeFactory.facade; |
|
222 |
return facadeFactory.facade; |
|
223 |
} |
|
224 |
||
225 |
private HttpClientImpl(HttpClientBuilderImpl builder, |
|
226 |
SingleFacadeFactory facadeFactory) { |
|
227 |
id = CLIENT_IDS.incrementAndGet(); |
|
228 |
dbgTag = "HttpClientImpl(" + id +")"; |
|
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if (builder.sslContext == null) { |
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230 |
try { |
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231 |
sslContext = SSLContext.getDefault(); |
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232 |
} catch (NoSuchAlgorithmException ex) { |
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throw new InternalError(ex); |
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234 |
} |
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235 |
} else { |
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sslContext = builder.sslContext; |
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237 |
} |
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Executor ex = builder.executor; |
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239 |
if (ex == null) { |
48083 | 240 |
ex = Executors.newCachedThreadPool(new DefaultThreadFactory(id)); |
241 |
isDefaultExecutor = true; |
|
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242 |
} else { |
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ex = builder.executor; |
48083 | 244 |
isDefaultExecutor = false; |
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} |
48083 | 246 |
facadeRef = new WeakReference<>(facadeFactory.createFacade(this)); |
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client2 = new Http2ClientImpl(this); |
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executor = ex; |
48083 | 249 |
cookieHandler = builder.cookieHandler; |
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followRedirects = builder.followRedirects == null ? |
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Redirect.NEVER : builder.followRedirects; |
48083 | 252 |
this.userProxySelector = Optional.ofNullable(builder.proxy); |
253 |
this.proxySelector = userProxySelector |
|
254 |
.orElseGet(HttpClientImpl::getDefaultProxySelector); |
|
49765 | 255 |
if (debug.on()) |
256 |
debug.log("proxySelector is %s (user-supplied=%s)", |
|
257 |
this.proxySelector, userProxySelector.isPresent()); |
|
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authenticator = builder.authenticator; |
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if (builder.version == null) { |
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version = HttpClient.Version.HTTP_2; |
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261 |
} else { |
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262 |
version = builder.version; |
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|
263 |
} |
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264 |
if (builder.sslParams == null) { |
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sslParams = getDefaultParams(sslContext); |
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|
266 |
} else { |
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sslParams = builder.sslParams; |
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268 |
} |
48083 | 269 |
connections = new ConnectionPool(id); |
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270 |
connections.start(); |
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271 |
timeouts = new TreeSet<>(); |
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272 |
try { |
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273 |
selmgr = new SelectorManager(this); |
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274 |
} catch (IOException e) { |
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275 |
// unlikely |
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276 |
throw new InternalError(e); |
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|
277 |
} |
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278 |
selmgr.setDaemon(true); |
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279 |
filters = new FilterFactory(); |
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280 |
initFilters(); |
48083 | 281 |
assert facadeRef.get() != null; |
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282 |
} |
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283 |
|
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284 |
private void start() { |
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285 |
selmgr.start(); |
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|
286 |
} |
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287 |
|
48083 | 288 |
// Called from the SelectorManager thread, just before exiting. |
289 |
// Clears the HTTP/1.1 and HTTP/2 cache, ensuring that the connections |
|
290 |
// that may be still lingering there are properly closed (and their |
|
291 |
// possibly still opened SocketChannel released). |
|
292 |
private void stop() { |
|
293 |
// Clears HTTP/1.1 cache and close its connections |
|
294 |
connections.stop(); |
|
295 |
// Clears HTTP/2 cache and close its connections. |
|
296 |
client2.stop(); |
|
297 |
} |
|
298 |
||
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299 |
private static SSLParameters getDefaultParams(SSLContext ctx) { |
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300 |
SSLParameters params = ctx.getSupportedSSLParameters(); |
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301 |
params.setProtocols(new String[]{"TLSv1.2"}); |
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|
302 |
return params; |
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|
303 |
} |
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|
304 |
|
48083 | 305 |
private static ProxySelector getDefaultProxySelector() { |
306 |
PrivilegedAction<ProxySelector> action = ProxySelector::getDefault; |
|
307 |
return AccessController.doPrivileged(action); |
|
308 |
} |
|
309 |
||
310 |
// Returns the facade that was returned to the application code. |
|
311 |
// May be null if that facade is no longer referenced. |
|
312 |
final HttpClientFacade facade() { |
|
313 |
return facadeRef.get(); |
|
314 |
} |
|
315 |
||
316 |
// Increments the pendingOperationCount. |
|
317 |
final long reference() { |
|
318 |
pendingHttpRequestCount.incrementAndGet(); |
|
319 |
return pendingOperationCount.incrementAndGet(); |
|
320 |
} |
|
321 |
||
322 |
// Decrements the pendingOperationCount. |
|
323 |
final long unreference() { |
|
324 |
final long count = pendingOperationCount.decrementAndGet(); |
|
325 |
final long httpCount = pendingHttpRequestCount.decrementAndGet(); |
|
49765 | 326 |
final long http2Count = pendingHttp2StreamCount.get(); |
48083 | 327 |
final long webSocketCount = pendingWebSocketCount.get(); |
328 |
if (count == 0 && facade() == null) { |
|
329 |
selmgr.wakeupSelector(); |
|
330 |
} |
|
49765 | 331 |
assert httpCount >= 0 : "count of HTTP/1.1 operations < 0"; |
332 |
assert http2Count >= 0 : "count of HTTP/2 operations < 0"; |
|
333 |
assert webSocketCount >= 0 : "count of WS operations < 0"; |
|
334 |
assert count >= 0 : "count of pending operations < 0"; |
|
335 |
return count; |
|
336 |
} |
|
337 |
||
338 |
// Increments the pendingOperationCount. |
|
339 |
final long streamReference() { |
|
340 |
pendingHttp2StreamCount.incrementAndGet(); |
|
341 |
return pendingOperationCount.incrementAndGet(); |
|
342 |
} |
|
343 |
||
344 |
// Decrements the pendingOperationCount. |
|
345 |
final long streamUnreference() { |
|
346 |
final long count = pendingOperationCount.decrementAndGet(); |
|
347 |
final long http2Count = pendingHttp2StreamCount.decrementAndGet(); |
|
348 |
final long httpCount = pendingHttpRequestCount.get(); |
|
349 |
final long webSocketCount = pendingWebSocketCount.get(); |
|
350 |
if (count == 0 && facade() == null) { |
|
351 |
selmgr.wakeupSelector(); |
|
352 |
} |
|
353 |
assert httpCount >= 0 : "count of HTTP/1.1 operations < 0"; |
|
354 |
assert http2Count >= 0 : "count of HTTP/2 operations < 0"; |
|
48083 | 355 |
assert webSocketCount >= 0 : "count of WS operations < 0"; |
356 |
assert count >= 0 : "count of pending operations < 0"; |
|
357 |
return count; |
|
358 |
} |
|
359 |
||
360 |
// Increments the pendingOperationCount. |
|
361 |
final long webSocketOpen() { |
|
362 |
pendingWebSocketCount.incrementAndGet(); |
|
363 |
return pendingOperationCount.incrementAndGet(); |
|
364 |
} |
|
365 |
||
366 |
// Decrements the pendingOperationCount. |
|
367 |
final long webSocketClose() { |
|
368 |
final long count = pendingOperationCount.decrementAndGet(); |
|
369 |
final long webSocketCount = pendingWebSocketCount.decrementAndGet(); |
|
370 |
final long httpCount = pendingHttpRequestCount.get(); |
|
49765 | 371 |
final long http2Count = pendingHttp2StreamCount.get(); |
48083 | 372 |
if (count == 0 && facade() == null) { |
373 |
selmgr.wakeupSelector(); |
|
374 |
} |
|
49765 | 375 |
assert httpCount >= 0 : "count of HTTP/1.1 operations < 0"; |
376 |
assert http2Count >= 0 : "count of HTTP/2 operations < 0"; |
|
48083 | 377 |
assert webSocketCount >= 0 : "count of WS operations < 0"; |
378 |
assert count >= 0 : "count of pending operations < 0"; |
|
379 |
return count; |
|
380 |
} |
|
381 |
||
382 |
// Returns the pendingOperationCount. |
|
383 |
final long referenceCount() { |
|
384 |
return pendingOperationCount.get(); |
|
385 |
} |
|
386 |
||
49765 | 387 |
final static class HttpClientTracker implements Tracker { |
388 |
final AtomicLong httpCount; |
|
389 |
final AtomicLong http2Count; |
|
390 |
final AtomicLong websocketCount; |
|
391 |
final AtomicLong operationsCount; |
|
392 |
final Reference<?> reference; |
|
393 |
final String name; |
|
394 |
HttpClientTracker(AtomicLong http, |
|
395 |
AtomicLong http2, |
|
396 |
AtomicLong ws, |
|
397 |
AtomicLong ops, |
|
398 |
Reference<?> ref, |
|
399 |
String name) { |
|
400 |
this.httpCount = http; |
|
401 |
this.http2Count = http2; |
|
402 |
this.websocketCount = ws; |
|
403 |
this.operationsCount = ops; |
|
404 |
this.reference = ref; |
|
405 |
this.name = name; |
|
406 |
} |
|
407 |
@Override |
|
408 |
public long getOutstandingOperations() { |
|
409 |
return operationsCount.get(); |
|
410 |
} |
|
411 |
@Override |
|
412 |
public long getOutstandingHttpOperations() { |
|
413 |
return httpCount.get(); |
|
414 |
} |
|
415 |
@Override |
|
416 |
public long getOutstandingHttp2Streams() { return http2Count.get(); } |
|
417 |
@Override |
|
418 |
public long getOutstandingWebSocketOperations() { |
|
419 |
return websocketCount.get(); |
|
420 |
} |
|
421 |
@Override |
|
422 |
public boolean isFacadeReferenced() { |
|
423 |
return reference.get() != null; |
|
424 |
} |
|
425 |
@Override |
|
426 |
public String getName() { |
|
427 |
return name; |
|
428 |
} |
|
429 |
} |
|
430 |
||
431 |
public Tracker getOperationsTracker() { |
|
432 |
return new HttpClientTracker(pendingHttpRequestCount, |
|
433 |
pendingHttp2StreamCount, |
|
434 |
pendingWebSocketCount, |
|
435 |
pendingOperationCount, |
|
436 |
facadeRef, |
|
437 |
dbgTag); |
|
438 |
} |
|
439 |
||
48083 | 440 |
// Called by the SelectorManager thread to figure out whether it's time |
441 |
// to terminate. |
|
442 |
final boolean isReferenced() { |
|
443 |
HttpClient facade = facade(); |
|
444 |
return facade != null || referenceCount() > 0; |
|
445 |
} |
|
446 |
||
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|
447 |
/** |
48083 | 448 |
* Wait for activity on given exchange. |
449 |
* The following occurs in the SelectorManager thread. |
|
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|
450 |
* |
48083 | 451 |
* 1) add to selector |
452 |
* 2) If selector fires for this exchange then |
|
453 |
* call AsyncEvent.handle() |
|
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|
454 |
* |
48083 | 455 |
* If exchange needs to change interest ops, then call registerEvent() again. |
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|
456 |
*/ |
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|
457 |
void registerEvent(AsyncEvent exchange) throws IOException { |
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changeset
|
458 |
selmgr.register(exchange); |
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changeset
|
459 |
} |
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changeset
|
460 |
|
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|
461 |
/** |
48083 | 462 |
* Allows an AsyncEvent to modify its interestOps. |
463 |
* @param event The modified event. |
|
464 |
*/ |
|
465 |
void eventUpdated(AsyncEvent event) throws ClosedChannelException { |
|
466 |
assert !(event instanceof AsyncTriggerEvent); |
|
467 |
selmgr.eventUpdated(event); |
|
468 |
} |
|
469 |
||
470 |
boolean isSelectorThread() { |
|
471 |
return Thread.currentThread() == selmgr; |
|
472 |
} |
|
42460
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changeset
|
473 |
|
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changeset
|
474 |
Http2ClientImpl client2() { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
475 |
return client2; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
476 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
477 |
|
48083 | 478 |
private void debugCompleted(String tag, long startNanos, HttpRequest req) { |
49765 | 479 |
if (debugelapsed.on()) { |
480 |
debugelapsed.log(tag + " elapsed " |
|
48083 | 481 |
+ (System.nanoTime() - startNanos)/1000_000L |
482 |
+ " millis for " + req.method() |
|
483 |
+ " to " + req.uri()); |
|
484 |
} |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
485 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
486 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
487 |
@Override |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
488 |
public <T> HttpResponse<T> |
48083 | 489 |
send(HttpRequest req, BodyHandler<T> responseHandler) |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
490 |
throws IOException, InterruptedException |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
491 |
{ |
48083 | 492 |
try { |
49765 | 493 |
return sendAsync(req, responseHandler, null).get(); |
48083 | 494 |
} catch (ExecutionException e) { |
495 |
Throwable t = e.getCause(); |
|
496 |
if (t instanceof Error) |
|
497 |
throw (Error)t; |
|
498 |
if (t instanceof RuntimeException) |
|
499 |
throw (RuntimeException)t; |
|
500 |
else if (t instanceof IOException) |
|
501 |
throw Utils.getIOException(t); |
|
502 |
else |
|
503 |
throw new InternalError("Unexpected exception", t); |
|
504 |
} |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
505 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
506 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
507 |
@Override |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
508 |
public <T> CompletableFuture<HttpResponse<T>> |
48083 | 509 |
sendAsync(HttpRequest userRequest, BodyHandler<T> responseHandler) |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
510 |
{ |
49765 | 511 |
return sendAsync(userRequest, responseHandler, null); |
512 |
} |
|
513 |
||
514 |
||
515 |
@Override |
|
516 |
public <T> CompletableFuture<HttpResponse<T>> |
|
517 |
sendAsync(HttpRequest userRequest, |
|
518 |
BodyHandler<T> responseHandler, |
|
519 |
PushPromiseHandler<T> pushPromiseHandler) |
|
520 |
{ |
|
521 |
Objects.requireNonNull(userRequest); |
|
522 |
Objects.requireNonNull(responseHandler); |
|
523 |
||
48083 | 524 |
AccessControlContext acc = null; |
525 |
if (System.getSecurityManager() != null) |
|
526 |
acc = AccessController.getContext(); |
|
527 |
||
528 |
// Clone the, possibly untrusted, HttpRequest |
|
49765 | 529 |
HttpRequestImpl requestImpl = new HttpRequestImpl(userRequest, proxySelector); |
48083 | 530 |
if (requestImpl.method().equals("CONNECT")) |
531 |
throw new IllegalArgumentException("Unsupported method CONNECT"); |
|
532 |
||
533 |
long start = DEBUGELAPSED ? System.nanoTime() : 0; |
|
534 |
reference(); |
|
535 |
try { |
|
49765 | 536 |
if (debugelapsed.on()) |
537 |
debugelapsed.log("ClientImpl (async) send %s", userRequest); |
|
48083 | 538 |
|
49765 | 539 |
Executor executor = acc == null |
540 |
? this.executor |
|
541 |
: new PrivilegedExecutor(this.executor, acc); |
|
542 |
||
543 |
MultiExchange<T> mex = new MultiExchange<>(userRequest, |
|
48083 | 544 |
requestImpl, |
545 |
this, |
|
546 |
responseHandler, |
|
49765 | 547 |
pushPromiseHandler, |
48083 | 548 |
acc); |
549 |
CompletableFuture<HttpResponse<T>> res = |
|
550 |
mex.responseAsync().whenComplete((b,t) -> unreference()); |
|
551 |
if (DEBUGELAPSED) { |
|
552 |
res = res.whenComplete( |
|
553 |
(b,t) -> debugCompleted("ClientImpl (async)", start, userRequest)); |
|
554 |
} |
|
49765 | 555 |
|
48083 | 556 |
// makes sure that any dependent actions happen in the executor |
49765 | 557 |
res = res.whenCompleteAsync((r, t) -> { /* do nothing */}, executor); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
558 |
|
48083 | 559 |
return res; |
560 |
} catch(Throwable t) { |
|
561 |
unreference(); |
|
562 |
debugCompleted("ClientImpl (async)", start, userRequest); |
|
563 |
throw t; |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
564 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
565 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
566 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
567 |
// Main loop for this client's selector |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
568 |
private final static class SelectorManager extends Thread { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
569 |
|
48083 | 570 |
// For testing purposes we have an internal System property that |
571 |
// can control the frequency at which the selector manager will wake |
|
572 |
// up when there are no pending operations. |
|
573 |
// Increasing the frequency (shorter delays) might allow the selector |
|
574 |
// to observe that the facade is no longer referenced and might allow |
|
575 |
// the selector thread to terminate more timely - for when nothing is |
|
576 |
// ongoing it will only check for that condition every NODEADLINE ms. |
|
577 |
// To avoid misuse of the property, the delay that can be specified |
|
578 |
// is comprised between [MIN_NODEADLINE, MAX_NODEADLINE], and its default |
|
579 |
// value if unspecified (or <= 0) is DEF_NODEADLINE = 3000ms |
|
49765 | 580 |
// The property is -Djdk.internal.httpclient.selectorTimeout=<millis> |
48083 | 581 |
private static final int MIN_NODEADLINE = 1000; // ms |
582 |
private static final int MAX_NODEADLINE = 1000 * 1200; // ms |
|
583 |
private static final int DEF_NODEADLINE = 3000; // ms |
|
584 |
private static final long NODEADLINE; // default is DEF_NODEADLINE ms |
|
585 |
static { |
|
586 |
// ensure NODEADLINE is initialized with some valid value. |
|
49765 | 587 |
long deadline = Utils.getIntegerProperty( |
588 |
"jdk.internal.httpclient.selectorTimeout", |
|
48083 | 589 |
DEF_NODEADLINE); // millis |
590 |
if (deadline <= 0) deadline = DEF_NODEADLINE; |
|
591 |
deadline = Math.max(deadline, MIN_NODEADLINE); |
|
592 |
NODEADLINE = Math.min(deadline, MAX_NODEADLINE); |
|
593 |
} |
|
594 |
||
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
595 |
private final Selector selector; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
596 |
private volatile boolean closed; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
597 |
private final List<AsyncEvent> registrations; |
49765 | 598 |
private final List<AsyncTriggerEvent> deregistrations; |
599 |
private final Logger debug; |
|
600 |
private final Logger debugtimeout; |
|
48083 | 601 |
HttpClientImpl owner; |
602 |
ConnectionPool pool; |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
603 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
604 |
SelectorManager(HttpClientImpl ref) throws IOException { |
49765 | 605 |
super(null, null, |
606 |
"HttpClient-" + ref.id + "-SelectorManager", |
|
607 |
0, false); |
|
48083 | 608 |
owner = ref; |
609 |
debug = ref.debug; |
|
610 |
debugtimeout = ref.debugtimeout; |
|
611 |
pool = ref.connectionPool(); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
612 |
registrations = new ArrayList<>(); |
49765 | 613 |
deregistrations = new ArrayList<>(); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
614 |
selector = Selector.open(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
615 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
616 |
|
48083 | 617 |
void eventUpdated(AsyncEvent e) throws ClosedChannelException { |
618 |
if (Thread.currentThread() == this) { |
|
619 |
SelectionKey key = e.channel().keyFor(selector); |
|
49765 | 620 |
if (key != null && key.isValid()) { |
621 |
SelectorAttachment sa = (SelectorAttachment) key.attachment(); |
|
622 |
sa.register(e); |
|
623 |
} else if (e.interestOps() != 0){ |
|
624 |
// We don't care about paused events. |
|
625 |
// These are actually handled by |
|
626 |
// SelectorAttachment::resetInterestOps later on. |
|
627 |
// But if we reach here when trying to resume an |
|
628 |
// event then it's better to fail fast. |
|
629 |
if (debug.on()) debug.log("No key for channel"); |
|
630 |
e.abort(new IOException("No key for channel")); |
|
631 |
} |
|
48083 | 632 |
} else { |
633 |
register(e); |
|
634 |
} |
|
635 |
} |
|
636 |
||
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
637 |
// This returns immediately. So caller not allowed to send/receive |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
638 |
// on connection. |
48083 | 639 |
synchronized void register(AsyncEvent e) { |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
640 |
registrations.add(e); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
641 |
selector.wakeup(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
642 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
643 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
644 |
synchronized void cancel(SocketChannel e) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
645 |
SelectionKey key = e.keyFor(selector); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
646 |
if (key != null) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
647 |
key.cancel(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
648 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
649 |
selector.wakeup(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
650 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
651 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
652 |
void wakeupSelector() { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
653 |
selector.wakeup(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
654 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
655 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
656 |
synchronized void shutdown() { |
49765 | 657 |
if (debug.on()) debug.log("SelectorManager shutting down"); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
658 |
closed = true; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
659 |
try { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
660 |
selector.close(); |
48083 | 661 |
} catch (IOException ignored) { |
662 |
} finally { |
|
663 |
owner.stop(); |
|
664 |
} |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
665 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
666 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
667 |
@Override |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
668 |
public void run() { |
48083 | 669 |
List<Pair<AsyncEvent,IOException>> errorList = new ArrayList<>(); |
670 |
List<AsyncEvent> readyList = new ArrayList<>(); |
|
49765 | 671 |
List<Runnable> resetList = new ArrayList<>(); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
672 |
try { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
673 |
while (!Thread.currentThread().isInterrupted()) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
674 |
synchronized (this) { |
48083 | 675 |
assert errorList.isEmpty(); |
676 |
assert readyList.isEmpty(); |
|
49765 | 677 |
assert resetList.isEmpty(); |
678 |
for (AsyncTriggerEvent event : deregistrations) { |
|
679 |
event.handle(); |
|
680 |
} |
|
681 |
deregistrations.clear(); |
|
48083 | 682 |
for (AsyncEvent event : registrations) { |
683 |
if (event instanceof AsyncTriggerEvent) { |
|
684 |
readyList.add(event); |
|
685 |
continue; |
|
686 |
} |
|
687 |
SelectableChannel chan = event.channel(); |
|
688 |
SelectionKey key = null; |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
689 |
try { |
48083 | 690 |
key = chan.keyFor(selector); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
691 |
SelectorAttachment sa; |
45531
fb3dbffad37b
8180044: java/net/httpclient/ManyRequests.java failed due to timeout
dfuchs
parents:
44854
diff
changeset
|
692 |
if (key == null || !key.isValid()) { |
fb3dbffad37b
8180044: java/net/httpclient/ManyRequests.java failed due to timeout
dfuchs
parents:
44854
diff
changeset
|
693 |
if (key != null) { |
fb3dbffad37b
8180044: java/net/httpclient/ManyRequests.java failed due to timeout
dfuchs
parents:
44854
diff
changeset
|
694 |
// key is canceled. |
fb3dbffad37b
8180044: java/net/httpclient/ManyRequests.java failed due to timeout
dfuchs
parents:
44854
diff
changeset
|
695 |
// invoke selectNow() to purge it |
fb3dbffad37b
8180044: java/net/httpclient/ManyRequests.java failed due to timeout
dfuchs
parents:
44854
diff
changeset
|
696 |
// before registering the new event. |
fb3dbffad37b
8180044: java/net/httpclient/ManyRequests.java failed due to timeout
dfuchs
parents:
44854
diff
changeset
|
697 |
selector.selectNow(); |
fb3dbffad37b
8180044: java/net/httpclient/ManyRequests.java failed due to timeout
dfuchs
parents:
44854
diff
changeset
|
698 |
} |
48083 | 699 |
sa = new SelectorAttachment(chan, selector); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
700 |
} else { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
701 |
sa = (SelectorAttachment) key.attachment(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
702 |
} |
48083 | 703 |
// may throw IOE if channel closed: that's OK |
704 |
sa.register(event); |
|
705 |
if (!chan.isOpen()) { |
|
706 |
throw new IOException("Channel closed"); |
|
707 |
} |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
708 |
} catch (IOException e) { |
48083 | 709 |
Log.logTrace("HttpClientImpl: " + e); |
49765 | 710 |
if (debug.on()) |
711 |
debug.log("Got " + e.getClass().getName() |
|
712 |
+ " while handling registration events"); |
|
48083 | 713 |
chan.close(); |
714 |
// let the event abort deal with it |
|
715 |
errorList.add(new Pair<>(event, e)); |
|
716 |
if (key != null) { |
|
717 |
key.cancel(); |
|
718 |
selector.selectNow(); |
|
719 |
} |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
720 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
721 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
722 |
registrations.clear(); |
48083 | 723 |
selector.selectedKeys().clear(); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
724 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
725 |
|
48083 | 726 |
for (AsyncEvent event : readyList) { |
727 |
assert event instanceof AsyncTriggerEvent; |
|
728 |
event.handle(); |
|
729 |
} |
|
730 |
readyList.clear(); |
|
731 |
||
732 |
for (Pair<AsyncEvent,IOException> error : errorList) { |
|
733 |
// an IOException was raised and the channel closed. |
|
734 |
handleEvent(error.first, error.second); |
|
735 |
} |
|
736 |
errorList.clear(); |
|
737 |
||
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
738 |
// Check whether client is still alive, and if not, |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
739 |
// gracefully stop this thread |
48083 | 740 |
if (!owner.isReferenced()) { |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
741 |
Log.logTrace("HttpClient no longer referenced. Exiting..."); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
742 |
return; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
743 |
} |
48083 | 744 |
|
745 |
// Timeouts will have milliseconds granularity. It is important |
|
746 |
// to handle them in a timely fashion. |
|
747 |
long nextTimeout = owner.purgeTimeoutsAndReturnNextDeadline(); |
|
49765 | 748 |
if (debugtimeout.on()) |
749 |
debugtimeout.log("next timeout: %d", nextTimeout); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
750 |
|
48083 | 751 |
// Keep-alive have seconds granularity. It's not really an |
752 |
// issue if we keep connections linger a bit more in the keep |
|
753 |
// alive cache. |
|
754 |
long nextExpiry = pool.purgeExpiredConnectionsAndReturnNextDeadline(); |
|
49765 | 755 |
if (debugtimeout.on()) |
756 |
debugtimeout.log("next expired: %d", nextExpiry); |
|
48083 | 757 |
|
758 |
assert nextTimeout >= 0; |
|
759 |
assert nextExpiry >= 0; |
|
760 |
||
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
761 |
// Don't wait for ever as it might prevent the thread to |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
762 |
// stop gracefully. millis will be 0 if no deadline was found. |
48083 | 763 |
if (nextTimeout <= 0) nextTimeout = NODEADLINE; |
764 |
||
765 |
// Clip nextExpiry at NODEADLINE limit. The default |
|
766 |
// keep alive is 1200 seconds (half an hour) - we don't |
|
767 |
// want to wait that long. |
|
768 |
if (nextExpiry <= 0) nextExpiry = NODEADLINE; |
|
769 |
else nextExpiry = Math.min(NODEADLINE, nextExpiry); |
|
770 |
||
771 |
// takes the least of the two. |
|
772 |
long millis = Math.min(nextExpiry, nextTimeout); |
|
773 |
||
49765 | 774 |
if (debugtimeout.on()) |
775 |
debugtimeout.log("Next deadline is %d", |
|
776 |
(millis == 0 ? NODEADLINE : millis)); |
|
48083 | 777 |
//debugPrint(selector); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
778 |
int n = selector.select(millis == 0 ? NODEADLINE : millis); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
779 |
if (n == 0) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
780 |
// Check whether client is still alive, and if not, |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
781 |
// gracefully stop this thread |
48083 | 782 |
if (!owner.isReferenced()) { |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
783 |
Log.logTrace("HttpClient no longer referenced. Exiting..."); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
784 |
return; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
785 |
} |
48083 | 786 |
owner.purgeTimeoutsAndReturnNextDeadline(); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
787 |
continue; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
788 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
789 |
|
49765 | 790 |
Set<SelectionKey> keys = selector.selectedKeys(); |
48083 | 791 |
assert errorList.isEmpty(); |
49765 | 792 |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
793 |
for (SelectionKey key : keys) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
794 |
SelectorAttachment sa = (SelectorAttachment) key.attachment(); |
48083 | 795 |
if (!key.isValid()) { |
796 |
IOException ex = sa.chan.isOpen() |
|
797 |
? new IOException("Invalid key") |
|
798 |
: new ClosedChannelException(); |
|
799 |
sa.pending.forEach(e -> errorList.add(new Pair<>(e,ex))); |
|
800 |
sa.pending.clear(); |
|
801 |
continue; |
|
802 |
} |
|
803 |
||
804 |
int eventsOccurred; |
|
805 |
try { |
|
806 |
eventsOccurred = key.readyOps(); |
|
807 |
} catch (CancelledKeyException ex) { |
|
808 |
IOException io = Utils.getIOException(ex); |
|
809 |
sa.pending.forEach(e -> errorList.add(new Pair<>(e,io))); |
|
810 |
sa.pending.clear(); |
|
811 |
continue; |
|
812 |
} |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
813 |
sa.events(eventsOccurred).forEach(readyList::add); |
49765 | 814 |
resetList.add(() -> sa.resetInterestOps(eventsOccurred)); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
815 |
} |
49765 | 816 |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
817 |
selector.selectNow(); // complete cancellation |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
818 |
selector.selectedKeys().clear(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
819 |
|
49765 | 820 |
// handle selected events |
821 |
readyList.forEach((e) -> handleEvent(e, null)); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
822 |
readyList.clear(); |
49765 | 823 |
|
824 |
// handle errors (closed channels etc...) |
|
48083 | 825 |
errorList.forEach((p) -> handleEvent(p.first, p.second)); |
826 |
errorList.clear(); |
|
49765 | 827 |
|
828 |
// reset interest ops for selected channels |
|
829 |
resetList.forEach(r -> r.run()); |
|
830 |
resetList.clear(); |
|
831 |
||
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
832 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
833 |
} catch (Throwable e) { |
48083 | 834 |
//e.printStackTrace(); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
835 |
if (!closed) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
836 |
// This terminates thread. So, better just print stack trace |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
837 |
String err = Utils.stackTrace(e); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
838 |
Log.logError("HttpClientImpl: fatal error: " + err); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
839 |
} |
49765 | 840 |
if (debug.on()) debug.log("shutting down", e); |
841 |
if (Utils.ASSERTIONSENABLED && !debug.on()) { |
|
48083 | 842 |
e.printStackTrace(System.err); // always print the stack |
843 |
} |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
844 |
} finally { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
845 |
shutdown(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
846 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
847 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
848 |
|
48083 | 849 |
// void debugPrint(Selector selector) { |
850 |
// System.err.println("Selector: debugprint start"); |
|
851 |
// Set<SelectionKey> keys = selector.keys(); |
|
852 |
// for (SelectionKey key : keys) { |
|
853 |
// SelectableChannel c = key.channel(); |
|
854 |
// int ops = key.interestOps(); |
|
855 |
// System.err.printf("selector chan:%s ops:%d\n", c, ops); |
|
856 |
// } |
|
857 |
// System.err.println("Selector: debugprint end"); |
|
858 |
// } |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
859 |
|
48083 | 860 |
/** Handles the given event. The given ioe may be null. */ |
861 |
void handleEvent(AsyncEvent event, IOException ioe) { |
|
862 |
if (closed || ioe != null) { |
|
863 |
event.abort(ioe); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
864 |
} else { |
48083 | 865 |
event.handle(); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
866 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
867 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
868 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
869 |
|
49765 | 870 |
final String debugInterestOps(SelectableChannel channel) { |
871 |
try { |
|
872 |
SelectionKey key = channel.keyFor(selmgr.selector); |
|
873 |
if (key == null) return "channel not registered with selector"; |
|
874 |
String keyInterestOps = key.isValid() |
|
875 |
? "key.interestOps=" + key.interestOps() : "invalid key"; |
|
876 |
return String.format("channel registered with selector, %s, sa.interestOps=%s", |
|
877 |
keyInterestOps, |
|
878 |
((SelectorAttachment)key.attachment()).interestOps); |
|
879 |
} catch (Throwable t) { |
|
880 |
return String.valueOf(t); |
|
881 |
} |
|
882 |
} |
|
883 |
||
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
884 |
/** |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
885 |
* Tracks multiple user level registrations associated with one NIO |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
886 |
* registration (SelectionKey). In this implementation, registrations |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
887 |
* are one-off and when an event is posted the registration is cancelled |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
888 |
* until explicitly registered again. |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
889 |
* |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
890 |
* <p> No external synchronization required as this class is only used |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
891 |
* by the SelectorManager thread. One of these objects required per |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
892 |
* connection. |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
893 |
*/ |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
894 |
private static class SelectorAttachment { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
895 |
private final SelectableChannel chan; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
896 |
private final Selector selector; |
48083 | 897 |
private final Set<AsyncEvent> pending; |
49765 | 898 |
private final static Logger debug = |
899 |
Utils.getDebugLogger("SelectorAttachment"::toString, Utils.DEBUG); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
900 |
private int interestOps; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
901 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
902 |
SelectorAttachment(SelectableChannel chan, Selector selector) { |
48083 | 903 |
this.pending = new HashSet<>(); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
904 |
this.chan = chan; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
905 |
this.selector = selector; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
906 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
907 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
908 |
void register(AsyncEvent e) throws ClosedChannelException { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
909 |
int newOps = e.interestOps(); |
49765 | 910 |
// re register interest if we are not already interested |
911 |
// in the event. If the event is paused, then the pause will |
|
912 |
// be taken into account later when resetInterestOps is called. |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
913 |
boolean reRegister = (interestOps & newOps) != newOps; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
914 |
interestOps |= newOps; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
915 |
pending.add(e); |
49765 | 916 |
if (debug.on()) |
917 |
debug.log("Registering %s for %d (%s)", e, newOps, reRegister); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
918 |
if (reRegister) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
919 |
// first time registration happens here also |
49765 | 920 |
try { |
921 |
chan.register(selector, interestOps, this); |
|
922 |
} catch (Throwable x) { |
|
923 |
abortPending(x); |
|
924 |
} |
|
925 |
} else if (!chan.isOpen()) { |
|
926 |
abortPending(new ClosedChannelException()); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
927 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
928 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
929 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
930 |
/** |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
931 |
* Returns a Stream<AsyncEvents> containing only events that are |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
932 |
* registered with the given {@code interestOps}. |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
933 |
*/ |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
934 |
Stream<AsyncEvent> events(int interestOps) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
935 |
return pending.stream() |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
936 |
.filter(ev -> (ev.interestOps() & interestOps) != 0); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
937 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
938 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
939 |
/** |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
940 |
* Removes any events with the given {@code interestOps}, and if no |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
941 |
* events remaining, cancels the associated SelectionKey. |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
942 |
*/ |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
943 |
void resetInterestOps(int interestOps) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
944 |
int newOps = 0; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
945 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
946 |
Iterator<AsyncEvent> itr = pending.iterator(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
947 |
while (itr.hasNext()) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
948 |
AsyncEvent event = itr.next(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
949 |
int evops = event.interestOps(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
950 |
if (event.repeating()) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
951 |
newOps |= evops; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
952 |
continue; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
953 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
954 |
if ((evops & interestOps) != 0) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
955 |
itr.remove(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
956 |
} else { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
957 |
newOps |= evops; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
958 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
959 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
960 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
961 |
this.interestOps = newOps; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
962 |
SelectionKey key = chan.keyFor(selector); |
49765 | 963 |
if (newOps == 0 && key != null && pending.isEmpty()) { |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
964 |
key.cancel(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
965 |
} else { |
48083 | 966 |
try { |
49765 | 967 |
if (key == null || !key.isValid()) { |
968 |
throw new CancelledKeyException(); |
|
969 |
} |
|
48083 | 970 |
key.interestOps(newOps); |
49765 | 971 |
// double check after |
972 |
if (!chan.isOpen()) { |
|
973 |
abortPending(new ClosedChannelException()); |
|
974 |
return; |
|
975 |
} |
|
976 |
assert key.interestOps() == newOps; |
|
48083 | 977 |
} catch (CancelledKeyException x) { |
978 |
// channel may have been closed |
|
49765 | 979 |
if (debug.on()) debug.log("key cancelled for " + chan); |
48083 | 980 |
abortPending(x); |
981 |
} |
|
982 |
} |
|
983 |
} |
|
984 |
||
985 |
void abortPending(Throwable x) { |
|
986 |
if (!pending.isEmpty()) { |
|
987 |
AsyncEvent[] evts = pending.toArray(new AsyncEvent[0]); |
|
988 |
pending.clear(); |
|
989 |
IOException io = Utils.getIOException(x); |
|
990 |
for (AsyncEvent event : evts) { |
|
991 |
event.abort(io); |
|
992 |
} |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
993 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
994 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
995 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
996 |
|
48083 | 997 |
/*package-private*/ SSLContext theSSLContext() { |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
998 |
return sslContext; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
999 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1000 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1001 |
@Override |
48083 | 1002 |
public SSLContext sslContext() { |
1003 |
return sslContext; |
|
1004 |
} |
|
1005 |
||
1006 |
@Override |
|
1007 |
public SSLParameters sslParameters() { |
|
1008 |
return Utils.copySSLParameters(sslParams); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1009 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1010 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1011 |
@Override |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1012 |
public Optional<Authenticator> authenticator() { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1013 |
return Optional.ofNullable(authenticator); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1014 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1015 |
|
48083 | 1016 |
/*package-private*/ final Executor theExecutor() { |
1017 |
return executor; |
|
1018 |
} |
|
1019 |
||
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1020 |
@Override |
48083 | 1021 |
public final Optional<Executor> executor() { |
1022 |
return isDefaultExecutor ? Optional.empty() : Optional.of(executor); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1023 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1024 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1025 |
ConnectionPool connectionPool() { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1026 |
return connections; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1027 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1028 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1029 |
@Override |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1030 |
public Redirect followRedirects() { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1031 |
return followRedirects; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1032 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1033 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1034 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1035 |
@Override |
48083 | 1036 |
public Optional<CookieHandler> cookieHandler() { |
1037 |
return Optional.ofNullable(cookieHandler); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1038 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1039 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1040 |
@Override |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1041 |
public Optional<ProxySelector> proxy() { |
48083 | 1042 |
return this.userProxySelector; |
1043 |
} |
|
1044 |
||
1045 |
// Return the effective proxy that this client uses. |
|
1046 |
ProxySelector proxySelector() { |
|
1047 |
return proxySelector; |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1048 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1049 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1050 |
@Override |
48083 | 1051 |
public WebSocket.Builder newWebSocketBuilder() { |
1052 |
// Make sure to pass the HttpClientFacade to the WebSocket builder. |
|
1053 |
// This will ensure that the facade is not released before the |
|
1054 |
// WebSocket has been created, at which point the pendingOperationCount |
|
49765 | 1055 |
// will have been incremented by the RawChannelTube. |
1056 |
// See RawChannelTube. |
|
48083 | 1057 |
return new BuilderImpl(this.facade(), proxySelector); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1058 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1059 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1060 |
@Override |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1061 |
public Version version() { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1062 |
return version; |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1063 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1064 |
|
48083 | 1065 |
String dbgString() { |
1066 |
return dbgTag; |
|
1067 |
} |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1068 |
|
48083 | 1069 |
@Override |
1070 |
public String toString() { |
|
1071 |
// Used by tests to get the client's id and compute the |
|
1072 |
// name of the SelectorManager thread. |
|
1073 |
return super.toString() + ("(" + id + ")"); |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1074 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1075 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1076 |
private void initFilters() { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1077 |
addFilter(AuthenticationFilter.class); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1078 |
addFilter(RedirectFilter.class); |
48083 | 1079 |
if (this.cookieHandler != null) { |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1080 |
addFilter(CookieFilter.class); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1081 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1082 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1083 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1084 |
private void addFilter(Class<? extends HeaderFilter> f) { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1085 |
filters.addFilter(f); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1086 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1087 |
|
49765 | 1088 |
final LinkedList<HeaderFilter> filterChain() { |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1089 |
return filters.getFilterChain(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1090 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1091 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1092 |
// Timer controls. |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1093 |
// Timers are implemented through timed Selector.select() calls. |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1094 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1095 |
synchronized void registerTimer(TimeoutEvent event) { |
44639
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1096 |
Log.logTrace("Registering timer {0}", event); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1097 |
timeouts.add(event); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1098 |
selmgr.wakeupSelector(); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1099 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1100 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1101 |
synchronized void cancelTimer(TimeoutEvent event) { |
44639
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1102 |
Log.logTrace("Canceling timer {0}", event); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1103 |
timeouts.remove(event); |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1104 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1105 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1106 |
/** |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1107 |
* Purges ( handles ) timer events that have passed their deadline, and |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1108 |
* returns the amount of time, in milliseconds, until the next earliest |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1109 |
* event. A return value of 0 means that there are no events. |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1110 |
*/ |
44639
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1111 |
private long purgeTimeoutsAndReturnNextDeadline() { |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1112 |
long diff = 0L; |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1113 |
List<TimeoutEvent> toHandle = null; |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1114 |
int remaining = 0; |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1115 |
// enter critical section to retrieve the timeout event to handle |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1116 |
synchronized(this) { |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1117 |
if (timeouts.isEmpty()) return 0L; |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1118 |
|
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1119 |
Instant now = Instant.now(); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1120 |
Iterator<TimeoutEvent> itr = timeouts.iterator(); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1121 |
while (itr.hasNext()) { |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1122 |
TimeoutEvent event = itr.next(); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1123 |
diff = now.until(event.deadline(), ChronoUnit.MILLIS); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1124 |
if (diff <= 0) { |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1125 |
itr.remove(); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1126 |
toHandle = (toHandle == null) ? new ArrayList<>() : toHandle; |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1127 |
toHandle.add(event); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1128 |
} else { |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1129 |
break; |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1130 |
} |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1131 |
} |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1132 |
remaining = timeouts.size(); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1133 |
} |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1134 |
|
44639
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1135 |
// can be useful for debugging |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1136 |
if (toHandle != null && Log.trace()) { |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1137 |
Log.logTrace("purgeTimeoutsAndReturnNextDeadline: handling " |
49765 | 1138 |
+ toHandle.size() + " events, " |
44639
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1139 |
+ "remaining " + remaining |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1140 |
+ ", next deadline: " + (diff < 0 ? 0L : diff)); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1141 |
} |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1142 |
|
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1143 |
// handle timeout events out of critical section |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1144 |
if (toHandle != null) { |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1145 |
Throwable failed = null; |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1146 |
for (TimeoutEvent event : toHandle) { |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1147 |
try { |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1148 |
Log.logTrace("Firing timer {0}", event); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1149 |
event.handle(); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1150 |
} catch (Error | RuntimeException e) { |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1151 |
// Not expected. Handle remaining events then throw... |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1152 |
// If e is an OOME or SOE it might simply trigger a new |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1153 |
// error from here - but in this case there's not much we |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1154 |
// could do anyway. Just let it flow... |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1155 |
if (failed == null) failed = e; |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1156 |
else failed.addSuppressed(e); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1157 |
Log.logTrace("Failed to handle event {0}: {1}", event, e); |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1158 |
} |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1159 |
} |
44639
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1160 |
if (failed instanceof Error) throw (Error) failed; |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1161 |
if (failed instanceof RuntimeException) throw (RuntimeException) failed; |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1162 |
} |
44639
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1163 |
|
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1164 |
// return time to wait until next event. 0L if there's no more events. |
5c2838d882a5
8178147: Race conditions in timeout handling code in http/2 incubator client
dfuchs
parents:
43984
diff
changeset
|
1165 |
return diff < 0 ? 0L : diff; |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1166 |
} |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1167 |
|
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1168 |
// used for the connection window |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1169 |
int getReceiveBufferSize() { |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1170 |
return Utils.getIntegerNetProperty( |
56463
b583caf69b39
http-client-branch: do not set receive buffer size unless explicitly requested
dfuchs
parents:
56451
diff
changeset
|
1171 |
"jdk.httpclient.receiveBufferSize", |
b583caf69b39
http-client-branch: do not set receive buffer size unless explicitly requested
dfuchs
parents:
56451
diff
changeset
|
1172 |
0 // only set the size if > 0 |
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1173 |
); |
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1174 |
} |
56474
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1175 |
|
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1176 |
// Optimization for reading SSL encrypted data |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1177 |
// -------------------------------------------- |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1178 |
|
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1179 |
// Returns a BufferSupplier that can be used for reading |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1180 |
// encrypted bytes of the socket. These buffers can then |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1181 |
// be recycled by the SSLFlowDelegate::Reader after their |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1182 |
// content has been copied in the SSLFlowDelegate::Reader |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1183 |
// readBuf. |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1184 |
// Because allocating, reading, copying, and recycling |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1185 |
// all happen in the SelectorManager thread, |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1186 |
// then this BufferSupplier can be shared between all |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1187 |
// the SSL connections managed by this client. |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1188 |
BufferSupplier getSSLBufferSupplier() { |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1189 |
return sslBufferSupplier; |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1190 |
} |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1191 |
|
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1192 |
// An implementation of BufferSupplier that manage a pool of |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1193 |
// maximum 3 direct byte buffers (SocketTube.MAX_BUFFERS) that |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1194 |
// are used for reading encrypted bytes off the socket before |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1195 |
// copying before unwrapping. |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1196 |
private static final class SSLDirectBufferSupplier implements BufferSupplier { |
56477
46c04919ee5c
http-client-branch: SSLDirectBufferSupplier can use a fixed size array instead of a ConcurrentLinkedQueue
dfuchs
parents:
56474
diff
changeset
|
1197 |
private static final int POOL_SIZE = SocketTube.MAX_BUFFERS; |
46c04919ee5c
http-client-branch: SSLDirectBufferSupplier can use a fixed size array instead of a ConcurrentLinkedQueue
dfuchs
parents:
56474
diff
changeset
|
1198 |
private final ByteBuffer[] pool = new ByteBuffer[POOL_SIZE]; |
56474
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1199 |
private final HttpClientImpl client; |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1200 |
private final Logger debug; |
56481
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1201 |
private int tail, count; // no need for volatile: only accessed in SM thread. |
56474
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1202 |
public SSLDirectBufferSupplier(HttpClientImpl client) { |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1203 |
this.client = Objects.requireNonNull(client); |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1204 |
this.debug = client.debug; |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1205 |
} |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1206 |
|
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1207 |
// get a buffer from the pool, or allocate a new one if needed. |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1208 |
@Override |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1209 |
public ByteBuffer get() { |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1210 |
assert client.isSelectorThread(); |
56481
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1211 |
assert tail <= POOL_SIZE : "allocate tail is " + tail; |
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1212 |
ByteBuffer buf; |
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1213 |
if (tail == 0) { |
56474
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1214 |
if (debug.on()) { |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1215 |
// should not appear more than SocketTube.MAX_BUFFERS |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1216 |
debug.log("ByteBuffer.allocateDirect(%d)", Utils.BUFSIZE); |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1217 |
} |
56481
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1218 |
assert count++ < POOL_SIZE : "trying to allocate more than " |
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1219 |
+ POOL_SIZE + " buffers"; |
56474
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1220 |
buf = ByteBuffer.allocateDirect(Utils.BUFSIZE); |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1221 |
} else { |
56481
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1222 |
assert tail > 0 : "non positive tail value: " + tail; |
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1223 |
tail--; |
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1224 |
buf = pool[tail]; |
56477
46c04919ee5c
http-client-branch: SSLDirectBufferSupplier can use a fixed size array instead of a ConcurrentLinkedQueue
dfuchs
parents:
56474
diff
changeset
|
1225 |
pool[tail] = null; |
56474
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1226 |
} |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1227 |
assert buf.isDirect(); |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1228 |
assert buf.position() == 0; |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1229 |
assert buf.hasRemaining(); |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1230 |
assert buf.limit() == Utils.BUFSIZE; |
56477
46c04919ee5c
http-client-branch: SSLDirectBufferSupplier can use a fixed size array instead of a ConcurrentLinkedQueue
dfuchs
parents:
56474
diff
changeset
|
1231 |
assert tail < POOL_SIZE; |
46c04919ee5c
http-client-branch: SSLDirectBufferSupplier can use a fixed size array instead of a ConcurrentLinkedQueue
dfuchs
parents:
56474
diff
changeset
|
1232 |
assert tail >= 0; |
56474
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1233 |
return buf; |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1234 |
} |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1235 |
|
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1236 |
// return the buffer to the pool |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1237 |
@Override |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1238 |
public void recycle(ByteBuffer buffer) { |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1239 |
assert client.isSelectorThread(); |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1240 |
assert buffer.isDirect(); |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1241 |
assert !buffer.hasRemaining(); |
56481
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1242 |
assert tail < POOL_SIZE : "recycle tail is " + tail; |
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1243 |
assert tail >= 0; |
56474
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1244 |
buffer.position(0); |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1245 |
buffer.limit(buffer.capacity()); |
56481
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1246 |
// don't fail if assertions are off. we have asserted above. |
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1247 |
if (tail < POOL_SIZE) { |
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1248 |
pool[tail] = buffer; |
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1249 |
tail++; |
247ed0848e48
http-client-branch: unused byte buffers must be returned to the pool before exiting from SocketTube::readAvailable + minor test fixes
dfuchs
parents:
56477
diff
changeset
|
1250 |
} |
56477
46c04919ee5c
http-client-branch: SSLDirectBufferSupplier can use a fixed size array instead of a ConcurrentLinkedQueue
dfuchs
parents:
56474
diff
changeset
|
1251 |
assert tail <= POOL_SIZE; |
46c04919ee5c
http-client-branch: SSLDirectBufferSupplier can use a fixed size array instead of a ConcurrentLinkedQueue
dfuchs
parents:
56474
diff
changeset
|
1252 |
assert tail > 0; |
56474
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1253 |
} |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1254 |
} |
fe2bf7b369b8
http-client-branch: use direct buffer pool for reading off SSL encrypted buffers from the socket + minor test fixes.
dfuchs
parents:
56463
diff
changeset
|
1255 |
|
42460
7133f144981a
8170648: Move java.net.http package out of Java SE to incubator namespace
michaelm
parents:
diff
changeset
|
1256 |
} |